# Enigma JS vs JavaScript Champ

The clearest difference is update cadence: JavaScript Champ at fortnightly against Enigma JS's every 14 months. On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Enigma JS sells 1 one-off in-app purchase and JavaScript Champ sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Enigma JS ships an update every 14 months, JavaScript Champ fortnightly. The most recent releases landed on September 8, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | Enigma JS | JavaScript Champ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/javascript-champ/id6473677887/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 14 months | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 59 MB | 16 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yesno Labs](https://appshunter.io/developer/1704491583) | [Yoan Enchev](https://appshunter.io/developer/1717245436) |

## What reviewers say

### Enigma JS

[App page](https://appshunter.io/ios/app/enigma-js-interview-questions/id1308401829)

This app offers JavaScript quizzes covering common interview questions for web and mobile developers. It provides detailed explanations to help users learn and practice tricky language concepts and essential React/React Native knowledge.

**Highlights:** Common JavaScript interview questions, React and React Native concepts, Detailed explanations for each question, Quizzes for beginners and experienced developers, Practice tricky language parts

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads and unlock content | $9.99 | one-time |


### JavaScript Champ

[App page](https://appshunter.io/ios/app/javascript-champ/id6473677887)

Learn JavaScript programming through interactive exercises and tutorials covering basics to advanced topics. Prepare for interviews and build practical programs. Gamified elements help you climb ranks and become a job-ready developer.

**Highlights:** Interactive JavaScript exercises, Beginner to advanced tutorials, Interview preparation questions, Offline access, Gamified progress tracking, Practical programming challenges

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| JavaScript Champ Premium | $12.99 | one-time |


## Frequently asked questions

### Is Enigma JS free?

Enigma JS is free to download, with in-app purchases available.

### Is JavaScript Champ free?

JavaScript Champ is free to download, with in-app purchases available.

### Do Enigma JS or JavaScript Champ have ads?

Both Enigma JS and JavaScript Champ show ads.

### Which is updated more often, Enigma JS or JavaScript Champ?

Enigma JS ships an update every 14 months, and JavaScript Champ fortnightly. Most recently, Enigma JS was updated on September 8, 2026 and JavaScript Champ on June 11, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*